2. Q a ttiq moddalar arala sh m a sin i m aydalash va tarkibini bir
xillashtirish.
Bu t a d b i r h a m m a ’l u m d a r a j a d a ki my ov i y r e a k si ya ni n g tezligini
o sh i r a d i , c h u n k i m a y d a l a n g a n d a v r d a z a r r a c h a l a r soni k o ‘p aya di ,
u l a r n i n g sirti b i r q a n c h a m a r t a o sha di . M a s a l a n 1 s m 3 h a j m g a ega
b o ‘lgan ( k u b s ha kl ida ) r ud a 6 s m 2 sirtga ega, a g a r d a uni 1 m m 3 q a d a r
m a y d a l a n s a sirti 60 s m 2 ga t e n g b o ‘ladi, un h o l a t i g a c h a m a y d a l a n s a
800 s m 2 ga q a d a r sirtini oshirish m u m k i n . Q a n c h a z a rr a c h a l a r m ay d a
b o ‘lsa, s h u n c h a ki my o vi y re aksi ya tezligi y u q o r i b o ‘ladi. S h u n i n g
u c h u n x o m a s h y o n i ma yd al a s h texnol ogi yasi da reaksiya tezligini o s h i
r i s hd a asosiy t a d b i r l a r d a n biri h i s o b l a n a d i . A m m o o ‘t a m a y d a l a s h
va t e m p e r a t u r a n i oshirish turli salbiy h o l a t l ar ga olib kelishi m u m k i n .
M a s a l a n , o ‘t a m a y d a mater ial t e z d a er ib y o p i s h q o q m a h s u l o t l a r hosil
qilishi, c h a n g h o l a t d a g a z b il an c h i q i b y o ‘qolishi m u m k i n . Reaksi ya
g az hosil qi li sh b i lan ketsa, g az m a y d a ma t er i a l o rq a li o ‘tishi q i yi n-
lashib, gi dr a v li k qar sh i l i k k o ‘p a ya di. S h u sababli m a y d a l a s h darajasi
h a r b ir j a r a y o n u c h u n k o n k r e t m a q b u l q i y m a t d a qa b u l qilinadi.
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